1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27#ifndef VC_CONTAINERS_WRITER_UTILS_H
28#define VC_CONTAINERS_WRITER_UTILS_H
29
30/** \file containers_writer_utils.h
31 * Helper functions and macros for container writers
32 */
33
34#include "containers/containers.h"
35#include "containers/containers_codecs.h"
36#include "containers/core/containers_io_helpers.h"
37
38/*****************************************************************************
39 * Helper inline functions to write format specific structus to an i/o stream
40 *****************************************************************************/
41
42STATIC_INLINE VC_CONTAINER_STATUS_T vc_container_write_waveformatex( VC_CONTAINER_T *p_ctx,
43 VC_CONTAINER_ES_FORMAT_T *format)
44{
45 /* Write waveformatex structure */
46 WRITE_U16(p_ctx, codec_to_waveformat(format->codec), "Codec ID");
47 WRITE_U16(p_ctx, format->type->audio.channels, "Number of Channels");
48 WRITE_U32(p_ctx, format->type->audio.sample_rate, "Samples per Second");
49 WRITE_U32(p_ctx, format->bitrate >> 3, "Average Number of Bytes Per Second");
50 WRITE_U16(p_ctx, format->type->audio.block_align, "Block Alignment");
51 WRITE_U16(p_ctx, format->type->audio.bits_per_sample, "Bits Per Sample");
52 WRITE_U16(p_ctx, format->extradata_size, "Codec Specific Data Size");
53 WRITE_BYTES(p_ctx, format->extradata, format->extradata_size);
54
55 return STREAM_STATUS(p_ctx);
56}
57
58STATIC_INLINE VC_CONTAINER_STATUS_T vc_container_write_bitmapinfoheader( VC_CONTAINER_T *p_ctx,
59 VC_CONTAINER_ES_FORMAT_T *format)
60{
61 VC_CONTAINER_FOURCC_T fourcc;
62
63 /* Write bitmapinfoheader structure */
64 WRITE_U32(p_ctx, 40, "Format Data Size");
65 WRITE_U32(p_ctx, format->type->video.width, "Image Width");
66 WRITE_U32(p_ctx, format->type->video.height, "Image Height");
67 WRITE_U16(p_ctx, 0, "Reserved");
68 WRITE_U16(p_ctx, 0, "Bits Per Pixel Count");
69 fourcc = codec_to_vfw_fourcc(format->codec);
70 WRITE_BYTES(p_ctx, (char *)&fourcc, 4); /* Compression ID */
71 LOG_FORMAT(p_ctx, "Compression ID: %4.4s", (char *)&fourcc);
72 WRITE_U32(p_ctx, 0, "Image Size");
73 WRITE_U32(p_ctx, 0, "Horizontal Pixels Per Meter");
74 WRITE_U32(p_ctx, 0, "Vertical Pixels Per Meter");
75 WRITE_U32(p_ctx, 0, "Colors Used Count");
76 WRITE_U32(p_ctx, 0, "Important Colors Count");
77
78 WRITE_BYTES(p_ctx, format->extradata, format->extradata_size);
79
80 return STREAM_STATUS(p_ctx);
81}
82
83/* Helper functions to create and use extra i/o */
84typedef struct VC_CONTAINER_WRITER_EXTRAIO_T {
85 VC_CONTAINER_IO_T *io;
86 unsigned int refcount;
87 bool temp;
88} VC_CONTAINER_WRITER_EXTRAIO_T;
89
90VC_CONTAINER_STATUS_T vc_container_writer_extraio_create_null(VC_CONTAINER_T *context, VC_CONTAINER_WRITER_EXTRAIO_T *null);
91VC_CONTAINER_STATUS_T vc_container_writer_extraio_create_temp(VC_CONTAINER_T *context, VC_CONTAINER_WRITER_EXTRAIO_T *null);
92VC_CONTAINER_STATUS_T vc_container_writer_extraio_delete(VC_CONTAINER_T *context, VC_CONTAINER_WRITER_EXTRAIO_T *null);
93int64_t vc_container_writer_extraio_enable(VC_CONTAINER_T *context, VC_CONTAINER_WRITER_EXTRAIO_T *null);
94int64_t vc_container_writer_extraio_disable(VC_CONTAINER_T *context, VC_CONTAINER_WRITER_EXTRAIO_T *null);
95
96#endif /* VC_CONTAINERS_WRITER_UTILS_H */
97